Re: [gpsd-dev] Refactor the way NTP shared memory segments are addressed.

[Eric S. Raymond]

Gary E. Miller <address@hidden>:
> Yo Eric!
> 
> On Tue, 13 Jan 2015 23:03:02 -0500 (EST)
> address@hidden (Eric S. Raymond) wrote:
> 
> > Please check that I haven't busted NTP segment allocation (that is,
> > time reporting still works).  Then, with segment allocation better
> > confined to ntpshm.c, we can discuss changing the allocation logic so
> > the limit is removed.
> 
> Before I test the code, can you verify that you preserved the old
> permissions?  Segments 0 and 1 need to be owned by root and permissions
> 600.  Segments 2 and 3 may be owned by anyone, but must be perms 666.
> 
> Also, what are the ownership/perms going to be on the new segments?  Do
> you have a reference for how they should be?

The actual segment allocation hasn't changed at all.  I've only replaced
indices into the segment pointer array with direct pointers, so far.
-- 
                <a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>